# 这是注释
print("hello world")


if True:
    print("true")
  # 报错
  # print("false")

s1 = 's1'
s2 = "s2"
s3 = """s3\ns4\ns5"""

print(s1)
print(s2)
print(s3)

# 演示多行显示
total = 1 + \
    2 + \
    3
print(total)
days = ['Monday', 'Tuesday', 'Wednesday',
        'Thursday', 'Friday']
print(days)
## 演示一行显示多条语句
import sys; x = 'sss'; sys.stdout.write(x + '\n')
